We released the LMT/B4R Commissioning Report in 2024
We have released the LMT/B4R Commissioning and Science Observations Report in 2024. B4R is a 2-mm dual-polarization 2SB heterodyne receiver system (Kawabe et al. 2025 in press; Yonetsu et al. 2025 in press) and the precursor of the FINER receiver system.